EARNINGS PER SHARE - (Tables)

9 Months Ended

Sep. 28, 2019

Earnings Per Share [Abstract]

Schedule of Basic Earnings Per Share

The following table shows the calculation of basic and diluted earnings per share:

	Three months ended				Nine months ended
	September 28, 2019		September 29, 2018		September 28, 2019		September 29, 2018
Net income attributable to Summit Inc.	$	55,757	$	71,289	$	23,395	$	53,069
Weighted average shares of Class A stock outstanding	112,179,137		111,641,344		112,020,275		111,288,211
Basic earnings per share	$	0.50	$	0.64	$	0.21	$	0.48
Diluted net income attributable to Summit Inc.	$	55,757	$	71,289	$	23,395	$	53,069
Weighted average shares of Class A stock outstanding	112,179,137		111,641,344		112,020,275		111,288,211
Add: stock options	2,788,221		204,085		216,165		574,739
Add: warrants	100,037		18,631		—		34,134
Add: restricted stock units	384,571		4,515		222,533		402,950
Add: performance stock units	53,156		71,492		38,637		172,690
Weighted average dilutive shares outstanding	115,505,122		111,940,067		112,497,610		112,472,724
Diluted earnings per share	$	0.48	$	0.64	$	0.21	$	0.47

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share

Excluded from the above calculations were the shares noted below as they were antidilutive:

	Three months ended		Nine months ended
	September 28, 2019	September 29, 2018	September 28, 2019	September 29, 2018
Antidilutive shares:
LP Units	3,368,058	3,448,343	3,404,231	3,538,385
Warrants	—	—	100,037	—